# -*- coding: UTF-8 -*-
name = input("you name?\n")
print("hello,"+name)
print("您好,"+name)

# Y=5/11
# print(Y)

# 可写函数说明
def sum( arg1:int, 
         arg2:int ):
   # 返回2个参数的和."
   print(sum.__annotations__)
   total = arg1 + arg2
   print ("函数内:", total)
   return total;
 
# 调用sum函数
# total = sum(10, 20 )
# total = total +13
# print ("函数外:", total)



def testDemo( ):
   temp="3.542485,1.977398,-1"
   lineArr = temp.strip().split(',')
   print(lineArr[0])
   return;

# testDemo()

def openDemo( ):
   fs = open("D:\duizhao_down.txt", "r")
   i = 0
   for f in fs:
      lineArr =f.strip().split('\t')
      print(lineArr[0] +' -- '+lineArr[1] )
      i= i+1
      # if i>1000:
      #    break
   fs.close()
   print(i+"条~！")
   return;

openDemo()